diff --git a/os/env/path-extender-posix/path-extender-posix.spec.ts b/os/env/path-extender-posix/path-extender-posix.spec.ts
index c512621..09d77b5 100644
--- a/os/env/path-extender-posix/path-extender-posix.spec.ts
+++ b/os/env/path-extender-posix/path-extender-posix.spec.ts
@@ -1147,3 +1147,175 @@ end
 # pnpm end`)
   })
 })
+
+describe('Nushell', () => {
+  let configFile!: string
+  beforeAll(() => {
+    process.env.NU_VERSION = '0.92.2'
+  })
+  beforeEach(() => {
+    configFile = path.join(homeDir, '.config/nushell/env.nu')
+  })
+  it('should append to empty shell script', async () => {
+    fs.mkdirSync('.config/nushell', { recursive: true })
+    fs.writeFileSync(configFile, '', 'utf8')
+    const report = await addDirToPosixEnvPath(pnpmHomeDir, {
+      proxyVarName: 'PNPM_HOME',
+      configSectionName: 'pnpm',
+    })
+    expect(report).toStrictEqual({
+      configFile: {
+        path: configFile,
+        changeType: 'appended',
+      },
+      oldSettings: ``,
+      newSettings: `$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )`,
+    })
+    const configContent = fs.readFileSync(configFile, 'utf8')
+    expect(configContent).toEqual(`
+# pnpm
+$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )
+# pnpm end
+`)
+  })
+  it('should append to empty shell script without using a proxy varialbe', async () => {
+    fs.mkdirSync('.config/nushell', { recursive: true })
+    fs.writeFileSync(configFile, '', 'utf8')
+    const report = await addDirToPosixEnvPath(pnpmHomeDir, {
+      configSectionName: 'pnpm',
+    })
+    expect(report).toStrictEqual({
+      configFile: {
+        path: configFile,
+        changeType: 'appended',
+      },
+      oldSettings: ``,
+      newSettings: `$env.PATH = ($env.PATH | split row (char esep) | prepend ${pnpmHomeDir} )`,
+    })
+    const configContent = fs.readFileSync(configFile, 'utf8')
+    expect(configContent).toEqual(`
+# pnpm
+$env.PATH = ($env.PATH | split row (char esep) | prepend ${pnpmHomeDir} )
+# pnpm end
+`)
+  })
+  it('should add the new dir to the end of PATH', async () => {
+    fs.mkdirSync('.config/nushell', { recursive: true })
+    fs.writeFileSync(configFile, '', 'utf8')
+    const report = await addDirToPosixEnvPath(pnpmHomeDir, {
+      proxyVarName: 'PNPM_HOME',
+      configSectionName: 'pnpm',
+      position: 'end',
+    })
+    expect(report).toStrictEqual({
+      configFile: {
+        path: configFile,
+        changeType: 'appended',
+      },
+      oldSettings: ``,
+      newSettings: `$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | append $env.PNPM_HOME )`,
+    })
+    const configContent = fs.readFileSync(configFile, 'utf8')
+    expect(configContent).toEqual(`
+# pnpm
+$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | append $env.PNPM_HOME )
+# pnpm end
+`)
+  })
+  it('should create a shell script', async () => {
+    const report = await addDirToPosixEnvPath(pnpmHomeDir, {
+      proxyVarName: 'PNPM_HOME',
+      configSectionName: 'pnpm',
+    })
+    expect(report).toStrictEqual({
+      configFile: {
+        path: configFile,
+        changeType: 'created',
+      },
+      oldSettings: ``,
+      newSettings: `$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )`
+    })
+    const configContent = fs.readFileSync(configFile, 'utf8')
+    expect(configContent).toEqual(`# pnpm
+$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )
+# pnpm end
+`)
+  })
+  it('should make no changes to a shell script that already has the necessary configurations', async () => {
+    fs.mkdirSync('.config/nushell', { recursive: true })
+    fs.writeFileSync(configFile, `
+# pnpm
+$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )
+# pnpm end`, 'utf8')
+    const report = await addDirToPosixEnvPath(pnpmHomeDir, {
+      proxyVarName: 'PNPM_HOME',
+      configSectionName: 'pnpm',
+    })
+    expect(report).toStrictEqual({
+      configFile: {
+        path: configFile,
+        changeType: 'skipped',
+      },
+      oldSettings: `$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )`,
+      newSettings: `$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )`
+    })
+    const configContent = fs.readFileSync(configFile, 'utf8')
+    expect(configContent).toEqual(`
+# pnpm
+$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )
+# pnpm end`)
+  })
+  it('should fail if the shell already has PNPM_HOME set to a different directory', async () => {
+    fs.mkdirSync('.config/nushell', { recursive: true })
+    fs.writeFileSync(configFile, `
+# pnpm
+$env.PNPM_HOME = "pnpm_home"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )
+# pnpm end`, 'utf8')
+    await expect(
+      addDirToPosixEnvPath(pnpmHomeDir, {
+        proxyVarName: 'PNPM_HOME',
+        configSectionName: 'pnpm',
+      })
+    ).rejects.toThrowError(/The config file at/)
+  })
+  it('should not fail if setup is forced', async () => {
+    fs.mkdirSync('.config/nushell', { recursive: true })
+    fs.writeFileSync(configFile, `
+# pnpm
+$env.PNPM_HOME = "pnpm_home"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )
+# pnpm end`, 'utf8')
+    const report = await addDirToPosixEnvPath(pnpmHomeDir, {
+      proxyVarName: 'PNPM_HOME',
+      overwrite: true,
+      configSectionName: 'pnpm',
+    })
+    expect(report).toStrictEqual({
+      configFile: {
+        path: configFile,
+        changeType: 'modified',
+      },
+      oldSettings: `$env.PNPM_HOME = "pnpm_home"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )`,
+      newSettings: `$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )`
+    })
+    const configContent = fs.readFileSync(configFile, 'utf8')
+    expect(configContent).toEqual(`
+# pnpm
+$env.PNPM_HOME = "${pnpmHomeDir}"
+$env.PATH = ($env.PATH | split row (char esep) | prepend $env.PNPM_HOME )
+# pnpm end`)
+  })
+})
diff --git a/os/env/path-extender-posix/path-extender-posix.ts b/os/env/path-extender-posix/path-extender-posix.ts
index b3dec58..e60fc36 100644
--- a/os/env/path-extender-posix/path-extender-posix.ts
+++ b/os/env/path-extender-posix/path-extender-posix.ts
@@ -22,7 +22,7 @@ export interface AddDirToPosixEnvPathOpts {
   configSectionName: string
 }
 
-export type ShellType = 'zsh' | 'bash' | 'fish' | 'ksh' | 'dash' | 'sh'
+export type ShellType = 'zsh' | 'bash' | 'fish' | 'ksh' | 'dash' | 'sh' | 'nu'
 
 export type ConfigFileChangeType = 'skipped' | 'appended' | 'modified' | 'created'
 
@@ -50,6 +50,7 @@ function detectCurrentShell () {
   if (process.env.ZSH_VERSION) return 'zsh'
   if (process.env.BASH_VERSION) return 'bash'
   if (process.env.FISH_VERSION) return 'fish'
+  if (process.env.NU_VERSION) return 'nu'
   return typeof process.env.SHELL === 'string' ? path.basename(process.env.SHELL) : null
 }
 
@@ -69,8 +70,11 @@ async function updateShell (
   case 'fish': {
     return setupFishShell(pnpmHomeDir, opts)
   }
+  case 'nu': {
+    return setupNuShell(pnpmHomeDir, opts)
   }
-  const supportedShellsMsg = 'Supported shell languages are bash, zsh, fish, ksh, dash, and sh.'
+  }
+  const supportedShellsMsg = 'Supported shell languages are bash, zsh, fish, ksh, dash, sh, and nushell.'
   if (!currentShell) throw new PnpmError('UNKNOWN_SHELL', 'Could not infer shell type.', {
     hint: `Set the SHELL environment variable to your active shell.
 ${supportedShellsMsg}`
@@ -158,6 +162,27 @@ end`
   }
 }
 
+async function setupNuShell (dir: string, opts: AddDirToPosixEnvPathOpts): Promise<PathExtenderPosixReport> {
+  const configFile = path.join(os.homedir(), '.config/nushell/env.nu')
+  let newSettings!: string
+  const addingCommand = (opts.position ?? "start") === "start" ? "prepend" : "append"
+  if (opts.proxyVarName) {
+    newSettings = `$env.${opts.proxyVarName} = "${dir}"
+$env.PATH = ($env.PATH | split row (char esep) | ${addingCommand} $env.${opts.proxyVarName} )`
+  } else {
+    newSettings = `$env.PATH = ($env.PATH | split row (char esep) | ${addingCommand} ${dir} )`
+  }
+  const content = wrapSettings(opts.configSectionName, newSettings)
+  const { changeType, oldSettings } = await updateShellConfig(configFile, content, opts)
+  return {
+    configFile: {
+      path: configFile,
+      changeType,
+    },
+    oldSettings,
+    newSettings,
+  }
+}
 function wrapSettings (sectionName: string, settings: string): string {
   return `# ${sectionName}
 ${settings}